CA2955646C - Boitier d'aube de rotor de turbine a gaz - Google Patents

Boitier d'aube de rotor de turbine a gaz

Info

Publication number
CA2955646C
CA2955646C CA2955646A CA2955646A CA2955646C CA 2955646 C CA2955646 C CA 2955646C CA 2955646 A CA2955646 A CA 2955646A CA 2955646 A CA2955646 A CA 2955646A CA 2955646 C CA2955646 C CA 2955646C
Authority
CA
Canada
Prior art keywords
rotor
wall
casing
upstream
downstream
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CA2955646A
Other languages
English (en)
Other versions
CA2955646A1 (fr
Inventor
Peter Townsend
Tibor Urac
Thomas VEITCH
Karan ANAND
Terry BROWNRIDGE
Original Assignee
Pratt and Whitney Canada Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pratt and Whitney Canada Corp filed Critical Pratt and Whitney Canada Corp
Publication of CA2955646A1 publication Critical patent/CA2955646A1/fr
Application granted granted Critical
Publication of CA2955646C publication Critical patent/CA2955646C/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
    • F04D29/526—Details of the casing section radially opposing blade tips
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/161—Sealings between pressure and suction sides especially adapted for elastic fluid pumps
    • F04D29/164—Sealings between pressure and suction sides especially adapted for elastic fluid pumps of an axial flow wheel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
    • F04D29/324—Blades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/60—Mounting; Assembling; Disassembling
    • F04D29/64—Mounting; Assembling; Disassembling of axial pumps
    • F04D29/644—Mounting; Assembling; Disassembling of axial pumps especially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
    • F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
    • F04D29/685—Inducing localised fluid recirculation in the stator-rotor interface
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00—Geometry
    • F05D2250/20—Three-dimensional
    • F05D2250/29—Three-dimensional machined; miscellaneous
    • F05D2250/294—Three-dimensional machined; miscellaneous grooved
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00—Geometry
    • F05D2250/60—Structure; Surface texture
    • F05D2250/61—Structure; Surface texture corrugated

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CA2955646A 2016-01-19 2017-01-19 Boitier d'aube de rotor de turbine a gaz Active CA2955646C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201662280311P 2016-01-19 2016-01-19
US62/280,311 2016-01-19

Publications (2)

Publication Number Publication Date
CA2955646A1 CA2955646A1 (fr) 2017-07-19
CA2955646C true CA2955646C (fr) 2025-01-07

Family

ID=59313601

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2955646A Active CA2955646C (fr) 2016-01-19 2017-01-19 Boitier d'aube de rotor de turbine a gaz

Country Status (2)

Country Link
US (1) US10487847B2 (fr)
CA (1) CA2955646C (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10240471B2 (en) * 2013-03-12 2019-03-26 United Technologies Corporation Serrated outer surface for vortex initiation within the compressor stage of a gas turbine
CA2955646C (fr) * 2016-01-19 2025-01-07 Pratt & Whitney Canada Corp. Boitier d'aube de rotor de turbine a gaz
US11215070B2 (en) * 2019-12-13 2022-01-04 Pratt & Whitney Canada Corp. Dual density abradable panels
BE1028337B1 (fr) * 2020-05-22 2021-12-21 Safran Aero Boosters Piège à débris

Family Cites Families (43)

* Cited by examiner, † Cited by third party
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JPS5591203A (en) 1978-12-28 1980-07-10 Nec Corp Waveguide non-reversible circuit
JPS6318799Y2 (fr) * 1980-12-02 1988-05-26
FR2558900B1 (fr) * 1984-02-01 1988-05-27 Snecma Dispositif d'etancheite peripherique d'aubage de compresseur axial
WO1995034745A1 (fr) 1994-06-14 1995-12-21 United Technologies Corporation Structure de stator a rainures circonferentielles interrompues
JP3816150B2 (ja) 1995-07-18 2006-08-30 株式会社荏原製作所 遠心流体機械
US6234747B1 (en) 1999-11-15 2001-05-22 General Electric Company Rub resistant compressor stage
US6499940B2 (en) 2001-03-19 2002-12-31 Williams International Co., L.L.C. Compressor casing for a gas turbine engine
GB0600532D0 (en) * 2006-01-12 2006-02-22 Rolls Royce Plc A blade and rotor arrangement
GB2435904B (en) * 2006-03-10 2008-08-27 Rolls Royce Plc Compressor Casing
US7972109B2 (en) 2006-12-28 2011-07-05 General Electric Company Methods and apparatus for fabricating a fan assembly for use with turbine engines
JP4942206B2 (ja) 2008-01-24 2012-05-30 株式会社日立製作所 回転機械
DE102008010283A1 (de) 2008-02-21 2009-08-27 Mtu Aero Engines Gmbh Zirkulationsstruktur für einen Turboverdichter
FR2929349B1 (fr) 2008-03-28 2010-04-16 Snecma Carter pour roue a aubes mobiles de turbomachine
DE102008031982A1 (de) 2008-07-07 2010-01-14 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine mit Nut an einem Laufspalt eines Schaufelendes
US8337146B2 (en) * 2009-06-03 2012-12-25 Pratt & Whitney Canada Corp. Rotor casing treatment with recessed baffles
JP5490736B2 (ja) 2010-01-25 2014-05-14 株式会社日立製作所 セラミックアブレーダブルコーテイングを有するガスタービン用シュラウド
US8602720B2 (en) 2010-06-22 2013-12-10 Honeywell International Inc. Compressors with casing treatments in gas turbine engines
GB2483060B (en) 2010-08-23 2013-05-15 Rolls Royce Plc A turbomachine casing assembly
US20120107103A1 (en) 2010-09-28 2012-05-03 Yoshitaka Kojima Gas turbine shroud with ceramic abradable layer
GB2487900B (en) 2011-02-03 2013-02-06 Rolls Royce Plc A turbomachine comprising an annular casing and a bladed rotor
GB201205663D0 (en) 2012-03-30 2012-05-16 Rolls Royce Plc Effusion cooled shroud segment with an abradable system
US10215033B2 (en) 2012-04-18 2019-02-26 General Electric Company Stator seal for turbine rub avoidance
US20140064938A1 (en) 2012-09-06 2014-03-06 General Electric Company Rub tolerant fan case
GB201311460D0 (en) 2013-06-27 2013-08-14 Rolls Royce Plc An abradable liner for a gas turbine engine
US20150031272A1 (en) 2013-07-23 2015-01-29 General Electric Company Machining tool and method for abradable coating pattern
EP2905426A1 (fr) 2014-02-11 2015-08-12 Siemens Aktiengesellschaft Composant avec un revêtement abradable et un procédé permettant d'appliquer le revêtement abradable
US8939707B1 (en) 2014-02-25 2015-01-27 Siemens Energy, Inc. Turbine abradable layer with progressive wear zone terraced ridges
US9151175B2 (en) 2014-02-25 2015-10-06 Siemens Aktiengesellschaft Turbine abradable layer with progressive wear zone multi level ridge arrays
US9249680B2 (en) 2014-02-25 2016-02-02 Siemens Energy, Inc. Turbine abradable layer with asymmetric ridges or grooves
US8939706B1 (en) 2014-02-25 2015-01-27 Siemens Energy, Inc. Turbine abradable layer with progressive wear zone having a frangible or pixelated nib surface
US9243511B2 (en) 2014-02-25 2016-01-26 Siemens Aktiengesellschaft Turbine abradable layer with zig zag groove pattern
US9556743B2 (en) 2014-07-03 2017-01-31 Rolls-Royce Corporation Visual indicator of coating thickness
US10823194B2 (en) 2014-12-01 2020-11-03 General Electric Company Compressor end-wall treatment with multiple flow axes
US20160236994A1 (en) 2015-02-17 2016-08-18 Rolls-Royce Corporation Patterned abradable coatings and methods for the manufacture thereof
US10107307B2 (en) * 2015-04-14 2018-10-23 Pratt & Whitney Canada Corp. Gas turbine engine rotor casing treatment
EP3165774A1 (fr) 2015-11-04 2017-05-10 Siemens Aktiengesellschaft Compresseur avec revêtement similaire sur des pales de compresseur et carter de compresseur et de turbine à gaz
US9644489B1 (en) 2015-12-16 2017-05-09 Siemens Energy, Inc. Additive manufacturing of abradable mesh structure on ring segment surface
GB201600510D0 (en) 2016-01-12 2016-02-24 Rolls Royce Plc And Rolls Royce Corp Casing arrangement
CA2955646C (fr) * 2016-01-19 2025-01-07 Pratt & Whitney Canada Corp. Boitier d'aube de rotor de turbine a gaz
US10247027B2 (en) 2016-03-23 2019-04-02 United Technologies Corporation Outer airseal insulated rub strip
WO2017177229A1 (fr) 2016-04-08 2017-10-12 United Technologies Corporation Géométries de joint pour limiter les fuites dans des turbines à gaz et procédés de formation
BE1025283B1 (fr) * 2017-06-02 2019-01-11 Safran Aero Boosters S.A. Systeme d'etancheite pour compresseur de turbomachine

Also Published As

Publication number Publication date
US20170204876A1 (en) 2017-07-20
US10487847B2 (en) 2019-11-26
CA2955646A1 (fr) 2017-07-19

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